Cash, Cash Equivalents and Investments - Effective Maturity Dates of Available-for-Sale Investments (Detail) $ in Thousands	Dec. 31, 2022 USD ($)
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	$ 218,759
1-2 Years	183,812
2-3 Years	114,345
3-4 Years	89,056
4-5 Years	66,439
Fair Value, Total	672,876
available for sale securities debt maturities after five years before seven years fair value	465
Treasury Bills [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	11,332
1-2 Years	2,429
2-3 Years	6,384
3-4 Years	17,758
4-5 Years	17,643
Fair Value, Total	55,546
available for sale securities debt maturities after five years before seven years fair value	0
Corporate Bonds [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	164,055
1-2 Years	167,661
2-3 Years	94,417
3-4 Years	63,101
4-5 Years	48,796
Fair Value, Total	538,495
available for sale securities debt maturities after five years before seven years fair value	465
Asset-Backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	26,890
1-2 Years	12,755
2-3 Years	12,587
3-4 Years	8,197
4-5 Years	0
Fair Value, Total	60,429
available for sale securities debt maturities after five years before seven years fair value	0
Sovereign Bonds [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	0
1-2 Years	967
2-3 Years	957
3-4 Years	0
4-5 Years	0
Fair Value, Total	1,924
available for sale securities debt maturities after five years before seven years fair value	0
Municipal Bonds [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	624
1-2 Years	0
2-3 Years	0
3-4 Years	0
4-5 Years	0
Fair Value, Total	624
available for sale securities debt maturities after five years before seven years fair value	0
Agency Bonds [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 1 Year	15,858
1-2 Years	0
2-3 Years	0
3-4 Years	0
4-5 Years	0
Fair Value, Total	15,858
available for sale securities debt maturities after five years before seven years fair value	$ 0

Available For Sale Securities Debt Maturities After Five Years Before Seven Years Fair Value

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- Definition

Available-for-sale securities, debt maturities after fourth year but before fifth year, fair value.

+ References

No definition available.

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This item represents the fair value of debt securities which are expected to mature within one year of the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

+ References

No definition available.

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Available-for-sale securities, debt maturities after third year but before fourth year, fair value.

+ References

No definition available.

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Available-for-sale securities, debt maturities after second year but before third year, fair value.

+ References

No definition available.

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 320
-Section 50
-Paragraph 3A
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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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